200 people are asked how many siblings they have? # of Siblings Frequency Relative Frequency Cumulative Frequency
0
0.165
33
1
0.18
69
2
46
0.23
3
40
155
4
45
0.225
200
a. Complete the table (Use 4 decimal places when applicable)
b. What percent of the people have exactly four siblings?

Zed is making a centerpiece for his dining room table by putting sand in a cube-shaped vase. the vase is 0.25 meters in length, width, and height. he bought 25 kg of sand. assume the density of dry sand is 1,602 kgm3. what is the volume of the sand that zed purchased? the volume of the sand is approximately m3. enter your answer as the number that correctly fills in the blank in the previous sentence. if necessary, round your answer to six decimal places, like so: 42.536475